GE 489 Communications Manual page 55

489 GENERATOR MANAGEMENT RELAY – COMMUNICATIONS GUIDE
Table CG–2: Data Formats (Sheet 10 of 14)
CODE TYPE
114 Volts/Hertz Trip
115 Volts/Hertz Alarm
116 Low Forward Power Trip
117 Inadvertent Energization
118 Serial Start Command
119 Serial Stop Command
120 Input A Control
121 Input B Control
122 Input C Control
123 Input D Control
124 Input E Control
125 Input F Control
126 Input G Control
127 Neutral Overvoltage Alarm
F134
ctd.
128 Neutral Undervoltage (3rd Harmonic) Alarm
129 Setpoint Group 1 Active
130 Setpoint Group 2 Active
131 Loss of Excitation 1
132 Loss of Excitation 2
133 Ground Directional Trip
134 Ground Directional Alarm
135 High-Set Phase Overcurrent Trip
136 Distance Zone 1 Trip
137 Distance Zone 2 Trip
138 Digital Input Waveform Trigger
139 Serial Waveform Trigger
140 IRIG-B Failure
141 Running Hours Alarm
Unsigned
ORDER CODE
16 bit integer
Bit 0 0 = P5 (5 A CT secondary), 1 = P1 (1 A CT secondary)
F136
0 = HI (High Voltage Power Supply),
Bit 1
1 = LO (Low Voltage Power Supply)
0 = A20 (4 to 20 mA Analog Outputs),
Bit 2
1 = A1 (0 to 1 mA Analog Outputs)
Unsigned
SIMULATION MODE
16 bit integer
0 Off
F138
1 Simulate Pre-Fault
2 Simulate Fault
3 Pre-Fault to Fault
Unsigned
FORCE OPERATION OF RELAYS
16 bit integer
0 Disabled
1 1 TRIP
2 2 AUXILIARY
3 3 AUXILIARY
F139
4 4 AUXILIARY
5 5 ALARM
6 6 SERVICE
7 All Relays
8 No Relays
DEFINITION
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